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(11)

EP 3 253 477 A1

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(43) Date of publication: 13.12.2017 Bulletin 2017/50 (21) Application number: 16747183.8 (22) Date of filing: 03.02.2016

(51) International Patent Classification (IPC):  B01D 53/32(2006.01) B01D 53/62(2006.01) H01M 8/16(2006.01) (86) International application number: PCT/US2016/016353 (87) International publication number: WO 2016/126812 (11.08.2016 Gazette 2016/32)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 04.02.2015 US 201562111875 P (71) Applicants: Bloom Energy Corporation Sunnyvale, CA 94089 (US) The Ohio State Innovation Foundation Columbus, OH 43201 (US)	(72) Inventors: GASDA, Michael Sunnyvale, CA 94089 (US) BALLANTINE, Arne Sunnyvale, CA 94089 (US) KARUPPAIAH, Chockkalingam Sunnyvale, CA 94089 (US) HO, W. S. Winston Columbus, OH 43201 (US) (74) Representative: Wichmann, Hendrik  Wuesthoff & Wuesthoff Patentanwälte PartG mbB Schweigerstraße 2 81541 München 81541 München (DE)